(Cross Sectional) Week 8 Upper Extremities Anatomy Flashcard

Front

What is the outer rim of the glenoid fossa surrounded by?

Back

A fibrocartilaginous ring.

Front

Which ligament provides support for the superior surface of the shoulder?

Back

Acromioclavicular ligament.

Front

Which bone connects the arm to the body in the upper body?

Back

Scapula.

Front

What muscle group is responsible for the movement of the scapula?

Back

Muscles of the scapula.

Front

Which muscle is located directly under the trapezius?

Back

Rhomboid major.

Front

What is the function of the glenoid fossa in the shoulder joint?

Back

It serves as the socket for the head of the humerus, allowing for a wide range of motion.

Front

What type of joint is the shoulder joint classified as?

Back

A ball-and-socket joint.

Front

What is the role of the acromioclavicular ligament?

Back

It stabilizes the acromioclavicular joint, connecting the acromion of the scapula to the clavicle.

Front

What are the primary muscles involved in shoulder abduction?

Back

Deltoid and supraspinatus.

Front

What is the anatomical position of the scapula?

Back

The scapula is positioned on the posterior side of the rib cage, between the second and seventh ribs.